In a hockey championship, there are 153 matches played. Every two team played one match with each other. The number of t…

A select group of 4 is to be formed from 8 men and 6 women in such a way that the group must have at least 1 women. In h…

How many words of 4 consonants and 3 vowels can be made from 12 consonants and 4 vowels, if all the letters are differen…

How many different words can be formed using all the letters of the word ALLAHABAD?</br> (a) When vowels occupy th…

In how many different ways can the letters of the word ENGINEERING be arranged?

In how many ways can a committee of 4 people be chosen out of 8 people?

A two member committee comprising of one male and one female member is to be constitute out of five males and three fema…

A committee is to be formed comprising 7 members such that there is a simple majority of men and at least 1 woman. The s…